BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 66 45.2%
2 United States 47 32.2%
3 Germany 7 4.8%
4 France 6 4.1%
5 Korea, Republic of 4 2.7%
6 Senegal 4 2.7%
7 Japan 3 2.1%
8 Philippines 2 1.4%
9 Italy 2 1.4%
10 Hong Kong 2 1.4%
11 India 1 0.7%
12 Cyprus 1 0.7%
13 United Kingdom 1 0.7%